/*
 * Copyright (c) 2010, okazoh_tk. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  - Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  - Neither the name of the copyright holder nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef ALKES_TEXTURE_CONTAINER_H_INCLUDED_
#define ALKES_TEXTURE_CONTAINER_H_INCLUDED_

#include "alkes/gfx/IRenderTarget3D.h"

namespace alkes {

/// \addtogroup graphics
//@{

class AL_EXPORT TextureContainer
{
public:
    TextureContainer();
    ~TextureContainer();

    bool updateTexture(ImageBuffer* new_texture);

    bool updateMagFilter(TexFilterValue value);
    bool updateMinFilter(TexFilterValue value);
    TexFilterValue getMagFilter() const;
    TexFilterValue getMinFilter() const;

    bool updateAddressU(TexAddressMode mode);
    bool updateAddressV(TexAddressMode mode);
    TexAddressMode getAddressU() const;
    TexAddressMode getAddressV() const;

protected:
    template<class T, class U>
    bool update(T& dst, U& src)
    {
        bool updated = (src != dst);
        if (updated) dst = src;
        return updated;
    }

private:
    intrusive_ptr<ImageBuffer> texture_;
    TexFilterValue mag_filter_;
    TexFilterValue min_filter_;
    TexAddressMode address_u_;
    TexAddressMode address_v_;
};

//@}

}

#endif
